Investigating an area of interesting light rock seen from orbit, Curiosity found some particularly weird-looking structures.

The organic molecules could come from life or from ordinary chemistry — only samples returned to Earth can settle it.

An image taken by Curiosity last month has sparked claims of a long-lost civilization on the Red Planet after some spotted a ...

Scientists detected gases on exoplanet K2-18b linked to life on Earth. The James Webb Space Telescope's future results show a ...

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

But human beings, equipped with language, abstraction, technology, institutions, and ideology, can be stupid on a truly ...

Get an exclusive first look at Scorch, the new comics-original Biker Mice From Mars villain joining Nacelle’s action figure ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A NASA astronaut preparing for a grueling eight-month stint in orbit ...